Method for changing operation mode in mobile terminal and mobile terminal implementing the same

Abstract

A method and terminal for changing the operation mode in a mobile terminal in order to automatically offer an upright display of image data are provided, where a rotating direction of a folder of the mobile terminal is detected, when the folder is rotated in the camera mode, and a determination is made as to whether a camera module is exposed, if the folder is rotated in a direction to enter at least one of a camera stop mode and video transmission stop mode. The camera stop mode is entered for terminating the camera mode, if the camera module is not exposed. The video transmission stop mode is changed, if the camera module is not exposed. Te camera mode is maintained, if the camera module is exposed. Image data is then rotated in a direction and an angle corresponding to the rotation of the camera module and displaying the image data in an upright direction.

1 . A method for changing operation mode of a mobile terminal, the method comprising: 
 detecting a rotation direction of a folder of a mobile terminal;    determining a current mode of the mobile terminal, if the rotation direction of the folder comprises an indication of a camera mode; and    changing the current mode of the mobile terminal to the camera mode in the rotating direction of the folder, if the current mode comprises an option to change to the camera mode.    
   
   
       2 . The method according to  claim 1 , further comprising: 
 determining whether a camera module is exposed, if the rotation direction of the folder comprises the indication of the camera mode;    determining the current mode of the mobile terminal, if the camera module is exposed; and    changing the current mode of the mobile terminal to the camera mode in the rotating direction of the folder, if the current mode comprises an option to change to the camera mode.    
   
   
       3 . The method according to  claim 1 , wherein a standby mode comprises the option to change to the camera mode.  
   
   
       4 . A method for controlling a camera mode in a mobile terminal comprising: 
 detecting a rotation direction of a folder of a mobile terminal;    determining whether a camera module is exposed, if the rotation direction of the folder comprises an indication of a camera stop mode;    entering into the camera stop mode if the camera module is not exposed, thereby terminating the camera mode; and    maintaining the camera mode, if the camera module is exposed.    
   
   
       5 . The method according to  claim 4 , wherein entering into a camera stop mode comprises a rotating of folder in a direction to hide the camera module.  
   
   
       6 . The method according to  claim 4 , further comprising: 
 determining whether a rotation of the camera module comprises a rotation in the camera mode; and    rotating image data in a direction and an angle corresponding to the rotation of the camera module to display the image data in an upright direction, if the camera module comprises the rotation in the camera mode.    
   
   
       7 . The method according to  claim 4 , wherein the entering into the camera stop mode comprises: 
 terminating the camera mode and outputting information comprising an indication of impossibility of photographing, if the camera mode comprises a preview mode; and    temporarily stopping at least one of a picture-taking process and storing presently taken image data process, terminating the camera mode and outputting information comprising an indication of impossibility of picture-taking, if the camera mode comprises a motion picture taking mode.    
   
   
       8 . The method according to  claim 4 , wherein the maintaining of the camera mode comprises: 
 determining whether the exposed camera module is rotated; and    rotating image data in a direction and an angle corresponding to the rotation of the camera module to display the image data in an upright direction, if the camera module is rotated from an upright position.    
   
   
       9 . The method according to  claim 4 , further comprising: 
 detecting a rotation direction of the folder; and    changing to the camera mode, if the rotation direction of the folder comprises a rotation direction to enter into a camera stop mode.    
   
   
       10 . The method according to  claim 4 , further comprising: 
 determining whether the camera module is exposed in the camera stop mode; and    changing to the camera mode, if the camera module is exposed.    
   
   
       11 . The method according to  claim 10 , further comprising: 
 determining whether the exposed camera module is rotated; and    rotating image data in a direction and an angle corresponding to the rotation of the camera module to display the image data in an upright direction, if the camera module is rotated from an upright position.    
   
   
       12 . The method according to  claim 6 , wherein the upright position of the camera module comprises a position where the camera module is viewed upright.  
   
   
       13 . The method according to  claim 8 , wherein the upright position of the camera module comprises a position where the camera module is viewed upright.  
   
   
       14 . The method according to  claim 11 , wherein the upright position of the camera module comprises a position where the camera module is viewed upright.  
   
   
       15 . The method according to  claim 6 , wherein the image data output from the camera module is rotated 180° and displayed when the camera module is rotated 180° from the upright position.  
   
   
       16 . The method according to  claim 8 , wherein the image data output from the camera module is rotated 180° and displayed when the camera module is rotated 180° from the upright position  
   
   
       17 . The method according to  claim 11 , wherein the image data output from the camera module is rotated 180° and displayed when the camera module is rotated 180° from the upright position  
   
   
       18 . The method according to  claim 9 , wherein the changing to the camera mode comprises: 
 entering into the camera mode for displaying image data, if the camera stop mode has been changed from a preview mode; and    entering into the camera mode for resuming a temporarily stopped picture-taking process or starting a new picture-taking process, if the camera stop mode has been changed from a motion picture taking mode.    
   
   
       19 . The method according to  claim 10 , wherein the changing to the camera mode comprises: 
 entering into the camera mode for displaying image data, if the camera stop mode has been changed from a preview mode; and    entering into the camera mode for resuming a temporarily stopped picture-taking process or starting a new picture-taking process, if the camera stop mode has been changed from a motion picture taking mode    
   
   
       20 . A method for controlling a camera mode in a mobile terminal comprising: 
 detecting a rotation direction of a folder of a mobile terminal;    determining whether a camera module is exposed, if the rotation direction of the folder comprises an indication to hide the camera module;    entering into a camera stop mode to output information comprising an indication of impossibility of photographing, if the camera module is not exposed;    entering into the camera mode, if the rotation direction of the folder comprises a direction to expose the camera module in the camera stop mode; and    entering into the camera mode, when the camera module is rotated and exposed in the camera stop mode.    
   
   
       21 . The method according to  claim 20 , further comprising the step of maintaining the camera mode, if the camera module is rotated and exposed.  
   
   
       22 . A method for controlling a camera mode in a mobile terminal comprising: 
 determining whether a camera module is rotated in the camera mode; and    rotating image data in a direction and an angle corresponding to the rotation of the camera module to display the image data in an upright direction, if the camera module is rotated from an upright position.    
   
   
       23 . The method according to  claim 22 , wherein the image data output from the camera module is rotated 180° and displayed when the camera module is rotated 180° from the upright position.  
   
   
       24 . A method for controlling a camera mode in a mobile terminal comprising: 
 determining a current mode of the mobile terminal, when a rotation direction of a folder of the mobile terminal comprises an indication of a camera mode;    entering into the camera mode in the rotating direction of the folder, if the current mode comprises an option to change to the camera mode;    detecting a rotation direction of the folder, when the folder is rotated again in the camera mode;    determining whether a camera module is exposed, if the rotation direction of the folder comprises an indication to hide the camera module;    maintaining the camera mode, if the camera module is exposed;    changing the current mode to a camera stop mode to output information comprising an indication of impossibility of photographing, if the camera module is not exposed;    changing the current mode to the camera mode, if the folder is rotated to expose the camera module in the camera stop mode; and    entering into the camera mode, when the camera module is rotated and exposed in the camera stop mode.    
   
   
       25 . A method for controlling a video call mode in a mobile terminal comprising: 
 detecting a rotation direction of a folder of the mobile terminal, when the folder is rotated in the video call mode;    determining whether a camera module is exposed, if the rotation direction of the folder comprises an indication of a video transmission stop mode; and    changing to the video transmission stop mode, if the camera module is not exposed.    
   
   
       26 . The method according to  claim 25 , wherein the rotation direction comprising the indication of the video transmission stop mode comprises rotation in a direction in which the folder is rotated to hide the camera module.  
   
   
       27 . The method according to  claim 25 , wherein the video transmission stop mode comprises disabling transmission of video data and enabling a video call through transmission and reception of audio data.  
   
   
       28 . The method according to  claim 25 , wherein the video transmission stop mode comprises disabling transmission of video data and enabling a video call through reception of video data and transmission and reception of audio data.  
   
   
       29 . The method according to  claim 25 , further comprising changing to the video transmission stop mode and outputting information comprising an indication of impossibility of video data transmission, if the camera module is not exposed.  
   
   
       30 . The method according to  claim 25 , further comprising automatically changing to a video mute mode for stopping video transmission, if the camera module is not exposed.  
   
   
       31 . The method according to  claim 25 , further comprising: 
 detecting a rotation direction of the folder, when the folder is rotated in the video transmission stop mode; and    changing to the video call mode that enables video transmission, if the folder is rotated to enter into the video call mode.    
   
   
       32 . The method according to  claim 25 , further comprising: 
 determining whether the camera module is exposed in the video transmission stop mode; and    changing to the video call mode that enables video transmission, if the camera module is exposed.    
   
   
       33 . A method for controlling a video call mode in a mobile terminal comprising: 
 detecting a rotation direction of a folder of the mobile terminal;    determining whether a camera module is exposed, if the rotation direction of the folder comprises a direction to hide the camera module;    changing to at least one of a video transmission stop mode to output information comprising an indication of impossibility of sending video data and a video mute mode for stopping video transmission, if the folder is not exposed;    changing to the video call mode allowing the video transmission, when the rotation direction of the folder comprises a direction to enter into a video transmission mode in the video transmission stop mode; and    entering into the video call mode when the camera module is exposed in the video transmission stop mode.    
   
   
       34 . The method according to  claim 32 , wherein the video transmission stop mode disables transmission of video data and enables a video call through transmission and reception of audio data.  
   
   
       35 . The method according to  claim 32 , wherein the video transmission stop mode disables transmission of video data and enables a video call through reception of video data and transmission and reception of audio data.  
   
   
       36 . A mobile terminal, comprising: 
 a camera module operable in a camera mode of a mobile terminal;    a folder;    a folder rotating detector unit for detecting a rotation direction of the folder; and    a controller unit,    wherein the controller unit determines a current mode of a mobile terminal if the rotation direction comprises an indication of a camera mode, and the current mode of the mobile terminal is changed to the camera mode in the rotation direction of the folder.